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CVE-2023-37611: Neos CMS Cross Site Scripting vulnerability

medium Affects neos/media-browser. Feed 2026.10.29.4, updated 2026-10-29; published ; advisory modified .

Neos CMS Cross Site Scripting vulnerability

Package
neos/media-browser Composer
Affected versions
<7.3.19 or >=8.0.0 and <8.0.16 or >=8.1.0 and <8.1.11 or >=8.2.0 and <8.2.11 or >=8.3.0 and <8.3.9
Fixed in
7.3.19, 8.0.16, 8.1.11, 8.2.11, 8.3.9
Severity
medium  CVSS 5.4
Exploitation
not on CISA KEV · EPSS 1% (53.3th percentile)
Published
2023-09-19
Source
osv.dev

References

CWE-79
NVD recordneos/media-browser advisories

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden deps composer.lock

# or, without Composer
pipx install phpwarden   &&   phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

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